FUNDAMENTALS OF COMPUTER

BASIC COMPUTER CONCEPTS

HISTORY OF COMPUTERS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When was first computer released
A
1971
B
1969
C
1940
D
1962
Explanation: 

Detailed explanation-1: -The Kenbak-1, released in early 1971, is considered by the Computer History Museum to be the world’s first personal computer. It was designed and invented by John Blankenbaker of Kenbak Corporation in 1970, and was first sold in early 1971.

Detailed explanation-2: -The first computer was invented by Charles Babbage (1822) but was not built until 1991! Alan Turing invented computer science. The ENIAC (1945) was the first electronic general-purpose digital computer; it filled a room. The Micral N was the world’s first “personal computer”(1973).

Detailed explanation-3: -Major computer events in 1971 Intel with the help of Ted Hoff introduced the first microprocessor, the Intel 4004 on November 15, 1971. The 4004 had 2, 300 transistors, performed 60, 000 OPS (operations per second), addressed 640 bytes of memory, and cost $200.00. Intel also introduced the 4-bit bus.

Detailed explanation-4: -Computer science November 15 – Intel release the world’s first microprocessor, the 4004. November/December – Computer Space is released, the first arcade video game. Ray Tomlinson sends the first ARPAnet e-mail between host computers, at BBN, Cambridge, Massachusetts, with the first use of the sign in an address.

Detailed explanation-5: -ENIAC, in full Electronic Numerical Integrator and Computer, the first programmable general-purpose electronic digital computer, built during World War II by the United States. American physicist John Mauchly, American engineer J.

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